From e5888a1ffdae813d7575f5fb02275c6bb07e5199 Mon Sep 17 00:00:00 2001 From: Taru Karttunen Date: Wed, 30 Mar 2011 15:46:40 +0300 Subject: Import sources from 2011-03-30 iso image --- sys/src/ape/lib/utf/utfecpy.c | 36 ++++++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100755 sys/src/ape/lib/utf/utfecpy.c (limited to 'sys/src/ape/lib/utf/utfecpy.c') diff --git a/sys/src/ape/lib/utf/utfecpy.c b/sys/src/ape/lib/utf/utfecpy.c new file mode 100755 index 000000000..571593503 --- /dev/null +++ b/sys/src/ape/lib/utf/utfecpy.c @@ -0,0 +1,36 @@ +/* + * The authors of this software are Rob Pike and Ken Thompson. + * Copyright (c) 2002 by Lucent Technologies. + * Permission to use, copy, modify, and distribute this software for any + * purpose without fee is hereby granted, provided that this entire notice + * is included in all copies of any software which is or includes a copy + * or modification of this software and in all copies of the supporting + * documentation for such software. + * THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR IMPLIED + * WARRANTY. IN PARTICULAR, NEITHER THE AUTHORS NOR LUCENT TECHNOLOGIES MAKE ANY + * REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE MERCHANTABILITY + * OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE. + */ +#include +#include +#include "utf.h" +#include "utfdef.h" + +char* +utfecpy(char *to, char *e, char *from) +{ + char *end; + + if(to >= e) + return to; + end = memccpy(to, from, '\0', e - to); + if(end == nil){ + end = e-1; + while(end>to && (*--end&0xC0)==0x80) + ; + *end = '\0'; + }else{ + end--; + } + return end; +} -- cgit v1.2.3